CN219251904U - Drainage device - Google Patents

Abstract

The utility model provides a drainer, comprising a shell, wherein a lower space and an upper space are formed in the shell; a water drain hole communicated between the lower space and the upper space is formed, a water-gas inlet and a water drain outlet are formed in the side wall of the shell, and the water-gas inlet is communicated with the lower space; the drainage assembly is arranged in the upper space, is positioned on the drainage hole and seals the drainage hole; the drainage assembly is internally provided with a drainage channel, and the drainage assembly moves from a first position to a second position under the condition of air pressure, so that the drainage hole is communicated with the drainage channel, and the drainage channel is communicated with the drainage outlet; the first filter component is sleeved in the upper space and is positioned outside the drainage component, so that impurities are prevented from entering the upper space. The beneficial effects of the utility model are as follows: and (3) performing secondary filtration on the condensed water entering the upper space to prevent the blockage of the pressure discharge channel.

Description

Drainage device

Technical Field

The utility model relates to the technical field of drainers, in particular to a drainer.

Background

The working principle of the pneumatic automatic drainer on the market at present is that the automatic drainage is carried out by means of air pressure difference, although the existing drainage assembly can be provided with a filter screen to filter impurities in the lower space, when the mesh number of the filter screen is too large, the drainage efficiency is smaller, most of impurities cannot be filtered when the mesh number is smaller, the impurities easily flow to the upper space through the drainage holes, and when serious, the exhaust port can be blocked.

Disclosure of Invention

The utility model provides a drainer to solve the technical problems set forth in the background art.

The utility model provides a drainer, which comprises a shell, wherein a lower space and an upper space are formed in the shell; a drain hole communicated with the lower space and the upper space is formed between the lower space and the upper space, a water-gas inlet and a drain outlet are formed in the side wall of the shell, and the water-gas inlet is communicated with the lower space; the drainage assembly is arranged in the upper space, is positioned on the drainage hole and seals the drainage hole; a drainage channel is arranged in the drainage assembly, the drainage assembly moves from a first position to a second position under the condition of air pressure, so that the drainage hole is communicated with the drainage channel, and the drainage channel is communicated with the drainage outlet; the first filter component is sleeved in the upper space and is positioned outside the drainage component, so that impurities are prevented from entering the upper space.

Further, the novel water purifier further comprises a drain pipe and a second filter assembly, wherein the drain pipe is arranged on the drain hole and located in the lower space, and the second filter assembly is sleeved on the outer side of the drain pipe.

Further, the first filter screen component and the second filter screen component are in roller shapes, and filter holes are formed in the side walls and/or the end faces of the first filter screen component and the second filter screen component.

Further, the first filter component and the second filter component both comprise an outer frame and a filter screen arranged in the outer frame.

Further, the drainage assembly comprises a valve seat, a valve cover and a valve plate, and the drainage channel is obliquely arranged on the valve seat;

the valve cover is arranged on the valve seat, a valve seat hole communicated with the drain hole is formed in the valve seat, a containing cavity is formed between the valve seat and the valve cover, and the valve plate can be movably arranged in the containing cavity along the first position and the second position.

Further, the upper space is provided with a placing groove, the drainage assembly is installed in the placing groove, and the drainage hole penetrates through the placing groove.

Further, a row of pressure ports are formed in the valve cover, and the pressure ports are communicated with the upper space.

Further, a pressure discharge channel is arranged on the side wall of the upper space, and the air exhaust pipe is arranged in the upper space and is communicated with the pressure discharge channel.

Further, the exhaust pipe is copper sintered.

The beneficial effects of the utility model are as follows:

1. usually, the drainer will set up filter element in the lower part space and filter the impurity in the comdenstion water, but usually will still have some less impurity to flow to the upper space through the wash port, can carry out secondary filtration to the comdenstion water through the wash port through set up first filter element in the outside of drain element.

2. The first filter assembly is additionally arranged in the upper space, so that impurities can be prevented from being sintered by plugging copper in the upper space after passing through the drain hole.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of the overall structure provided by the present utility model.

Fig. 2 is an exploded schematic view of the present utility model.

Fig. 3 is a cross-sectional view of the present utility model.

Fig. 4 is an enlarged schematic view of a portion of fig. 3 at a.

Fig. 5 is a schematic view of the valve plate being lifted up to communicate with the drain passage.

Fig. 6 is a schematic cross-sectional view of the discharge pressure channel.

Fig. 7 is a schematic view of the structure of the second filter assembly.

1. A housing; 11. an upper housing; 12. a lower housing; 121. a water gas inlet; 122. a water outlet; 123. a pressure discharge channel; 124. a placement groove; 125. a drain hole; 13. a base; 14. an upper space; 15. a lower space; 2. a first filter assembly; 3. a second filter assembly; 31. an outer frame; 32. a filter screen; 4. an exhaust pipe; 5. a drainage assembly; 51. a valve seat; 52. a valve plate; 53. a pressure discharge port; 54. a drainage channel; 55. a valve cover; 6. a drain pipe;

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

As shown in fig. 1 to 7, the present utility model discloses a drainer, which comprises a housing 1 and a drain assembly 5 disposed in the housing 1; a lower space 15 and an upper space 14 are formed inside the housing 1, and the upper space 14 is located above the lower space 15. Specifically, the shell 1 comprises an upper shell 11, a lower shell 12 and a base 13, one end of the lower shell 12 is connected with the upper shell 11, the other end is connected with the base 13, and the lower shell 12 is preferably connected with the upper shell 11 and the base 13 through threads, so that the disassembly and the maintenance are convenient.

The upper end surfaces of the upper case 11 and the lower case 12 form the upper space 14, and the lower space 15 is formed between the lower case 12 and the base 13. The upper end surface of the lower shell 12 forms a supporting surface for supporting the drainage assembly 5, in particular, the supporting surface is recessed towards the inner side of the lower shell 12 to form a placing groove 124 for placing the drainage assembly 5, a through drainage hole 125 is arranged in the placing groove 124, and the drainage hole 125 is communicated with the upper space 14 and the lower space 15; the liquid in the lower space 15 can flow to the upper space 14 through the drain hole 125 and be discharged outside the housing 1. The shell 1 is also provided with a water-gas inlet 121, a water outlet 122 and a pressure outlet 53; the water-air inlet 121 is communicated with the lower space 15, the water outlet 122 is communicated with the water discharging assembly 5, and the pressure discharging port 53 is communicated with the tooth discharging channel; the water inlet 121, the water outlet 122 and the pressure outlet 53 may be disposed on a sidewall of the lower case 12.

The drainage assembly 5 is arranged in the upper space 14 of the shell 1, is positioned in the placement groove 124 and on the drainage hole 125, and seals the drainage hole 125, the drainage assembly 5 is provided with the drainage channel 54 and the drainage pressure port 53, and the drainage assembly 5 moves from a first position to a second position under the condition of being pressurized, so that the drainage hole 125 is communicated with the drainage channel 54, and the drainage pressure port 53 is opened; the drain assembly 5 in the first position the drain assembly 5 closes the drain hole 125 and the drain port 53 is located above the drain channel 54.

Specifically, the drainage assembly 5 includes a valve seat 51, a valve cover 55 and a valve plate 52, the valve seat 51 is installed in the placement groove 124 and is provided with a valve seat 51 hole communicated with the drainage hole 125, the valve cover 55 is installed on the valve seat 51, and a containing cavity is formed between the valve seat 51 and the valve cover 55; the valve plate 52 is movably arranged in the accommodating cavity along the first position and the second position, the drainage channel 54 and the pressure discharge port 53 are arranged on the valve cover 55, and the pressure discharge port 53 can balance the pressure in the drainer. The drain channel 54 is communicated with a drain opening 122 arranged on the side wall of the shell 1, specifically, the drain opening 122 is arranged on the lower shell 12, the drain channel 54 is an inclined channel from top to bottom, water is conveniently drained, and the drain speed can be increased.

The exhaust pressure port 53 is communicated with the upper space 14, high pressure is exhausted into the upper space 14, an exhaust pipe 4 is arranged in the upper space 14, the exhaust pipe 4 is inserted into and communicated with the exhaust pressure channel 123, the specific exhaust pressure channel 123 is arranged on the lower shell 12, preferably, the exhaust pipe 4 is copper sintering, copper sintering is integrally filtered, the copper sintering is utilized for water vapor filtration, the pressure difference can be ensured to be stable through larger area, and impurities can not enter the ventilation structure to cause faults.

The first filter component 2 is sleeved in the upper space 14 and is positioned at the outer side of the drainage component 5, so that impurities are prevented from entering the upper space 14, and copper sintering is blocked. The first filter assembly 2 can perform secondary filtration on condensed water, the number of the filter screen 32 of the first filter assembly 2 is larger than that of the filter screen 32 of the second filter assembly 3, that is to say, the aperture of the filter hole of the first filter assembly 2 is smaller than that of the filter hole of the second filter assembly 3, and secondary filtration is performed on impurities which are not completely filtered by the second filter assembly 3.

The lower shell 12 is connected with the base 13 to form the lower space 15, one end of the drain pipe 6 is installed in the drain hole 125 and is located in the lower space 15, and condensed water flows to the drain assembly 5 through the drain pipe 6.

The second filter assembly 3 is installed in the lower space 15 and is located at the outside of the drain pipe 6 to remove impurities at the outside, and the base 13 is used for precipitating impurities in the moisture and removing impurities precipitated in the base 13.

The first filter assembly 2 and the second filter assembly 3 are both in the shape of a roller, and filter holes are arranged on the side wall and/or the end face. The specific first filter assembly 2 and the specific second filter assembly each comprise an outer frame 31 and a filter screen 32 arranged in the outer frame 31.

Working principle:

the condensed water enters the lower space 15 from the water-gas inlet 121 and passes through the second filter assembly 3 to primarily filter impurities; the water pressure of the condensed water in the lower space 15 gradually increases, the condensed water flows to the drainage assembly 5 through the drainage pipe 6, the valve plate 52 of the drainage assembly 5 is jacked up, the drainage channel 54 is opened, the condensed water flows out of the drainer through the drainage channel 54 and the drainage outlet 122, the other part of condensed water flows to the upper space 14 through the condensed water pressure discharge outlet 53, the first filtering assembly 2 filters the condensed water flowing to the upper space 14, the impurity in the condensed water is prevented from blocking copper sintering, and the normal gas discharge is influenced, so that the air pressure in the drainage valve is overlarge, and the fault is caused.

The foregoing is only the embodiments of the present utility model, and the patent scope of the utility model is not limited thereto, but is also covered by the patent protection scope of the utility model, where equivalent structures or equivalent flow changes made by the description of the utility model and the accompanying drawings are used, or are directly or indirectly applied, in other related technical fields.

Claims (9)

1. A drainer is characterized by comprising,

a housing in which a lower space and an upper space are formed; a drain hole communicated with the lower space and the upper space is formed between the lower space and the upper space, a water-gas inlet and a drain outlet are formed in the side wall of the shell, and the water-gas inlet is communicated with the lower space;

the drainage assembly is arranged in the upper space, is positioned on the drainage hole and seals the drainage hole; a drainage channel is arranged in the drainage assembly, the drainage assembly moves from a first position to a second position under the condition of air pressure, so that the drainage hole is communicated with the drainage channel, and the drainage channel is communicated with the drainage outlet;

the first filter component is sleeved in the upper space and is positioned outside the drainage component, so that impurities are prevented from entering the upper space.

2. The drain of claim 1, further comprising a drain pipe and a second filter assembly, wherein the drain pipe is mounted on the drain hole and located in the lower space, and the second filter assembly is sleeved outside the drain pipe.

3. The drain as claimed in claim 2, wherein the first and second filter assemblies are each in the form of a drum having filter holes in a side wall and/or end surface thereof.

4. The drain of claim 3, wherein the first and second filter assemblies each comprise an outer frame and a filter screen disposed within the outer frame.

5. The drain as claimed in claim 1, wherein the drain assembly includes a valve seat, a valve cover, and a valve plate, the drain passage being disposed obliquely to the valve seat;

the valve cover is arranged on the valve seat, a valve seat hole communicated with the drain hole is formed in the valve seat, a containing cavity is formed between the valve seat and the valve cover, and the valve plate can be movably arranged in the containing cavity along the first position and the second position.

6. The drain as defined in claim 5, wherein the upper space is provided with a placement slot, the drain assembly being mounted in the placement slot, the drain hole extending through the placement slot.

7. The drain as defined in claim 6, wherein a row of pressure ports is provided in the valve cover, the pressure ports being in communication with the upper space.

8. The drain according to claim 1, wherein a pressure discharge passage is provided in a side wall of the upper space, and further comprising an exhaust pipe provided in the upper space and communicating with the pressure discharge passage.

9. The drain of claim 8, wherein the exhaust tube is copper sintered.

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